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2nd Grade Math Facts
Doubles
0 + 0 =
1 + 1 =
2 + 2 =
3 + 3 =
4 + 4 =
5 + 5 =
6 + 6 =
7 + 7 =
8 + 8 =
9 + 9 =
Adding 0 Adding 1 Adding 2
0 + 0 = 0 + 1 = 0 + 2 =
1 + 0 = 1 + 1 = 1 + 2 =
2 + 0 = 2 + 1 = 2 + 2 =
3 + 0 = 3 + 1 = 3 + 2 =
4 + 0 = 4 + 1 = 4 + 2 =
5 + 0 = 5 + 1 = 5 + 2 =
6 + 0 = 6 + 1 = 6 + 2 =
7 + 0 = 7 + 1 = 7 + 2 =
8 + 0 = 8 + 1 = 9 + 2 =
9 + 0 = 9 + 1 =
Adding 9 Doubles + 1
1 + 9 = Double the smaller number
2 + 9 = and add 1.
3 + 9 = 1 + 2 =
4 + 9 = 2 + 3 =
5 + 9 = 3 + 4 =
6 + 9 = 4 + 5 =
7 + 9 = 5 + 6 =
8 + 9 = 6 + 7 =
9 + 9 = 7 + 8 =
8 + 9 =
9 + 10 =
Sums of 8 Sums of 9
0 + 8 = 0 + 9 =
1 + 7 = 1 + 8 =
2 + 6 = 2 + 7 =
3 + 5 = 3 + 6 =
4 + 4 = 4 + 5 =
5 + 3 = 5 + 4 =
6 + 2 = 6 + 3 =
7 + 1 = 7 + 2 =
8 + 0 = 8 + 1 =
9 + 0 =
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